public IExpression Simplify(IExpression input)
{
mWasChanged = false;
sMovedExpression = ExpressionCloner.Clone(input);
MoveAdditionsOrSubtractions(sMovedExpression);
return(sMovedExpression);
}
public IExpression Simplify(IExpression input)
{
mWasChanged = false;
mCalculatedExpression = ExpressionCloner.Clone(input);
mCalculatedExpression.Accept(this);
return(mCalculatedExpression);
}
public void ExpressionClonerClonesAdditionWithLeftAdditionChainAndRightMultiplicationWithVariableAtTheEnd()
{
var underTest = new Addition
{
Left =
new Addition
{
Left = new Addition {
Left = new Constant {
Value = 1
}, Right = new Constant {
Value = 2
}
},
Right = new Constant {
Value = 3
}
},
Right = new Multiplication {
Left = new Constant {
Value = 4
}, Right = new Variable {
Name = "a"
}
}
};
var result = ExpressionCloner.Clone(underTest);
var equalityChecker = new ExpressionEqualityChecker();
equalityChecker.IsEqual(result, underTest).Should().BeTrue();
}
public void ExpressionClonerClonesSimpleAddition()
{
var underTest = new Addition {
Left = new Constant {
Value = 1
}, Right = new Constant {
Value = 2
}
};
var result = ExpressionCloner.Clone(underTest);
var equalityChecker = new ExpressionEqualityChecker();
equalityChecker.IsEqual(result, underTest).Should().BeTrue();
}
IExpression CreateMultiplicationReplacement(IExpression multiplier, IExpression parenthesed)
{
mListOfMultipliers = mHelper.GetAllUnderLyingMultipliableExpressions(multiplier);
mListOfFactors = mHelper.GetAllUnderLyingMultipliableExpressions(parenthesed);
foreach (var factor in mListOfFactors)
{
var variable = factor as Variable;
if (variable?.Parent is Multiplication)
{
continue;
}
DistributeMultipliersOverFactors(factor);
}
var result = (ParenthesedExpression)parenthesed;
return(ExpressionCloner.Clone(result.Wrapped));
}
public void ExpressionClonerClonesAdditionWithTwoOperations()
{
var underTest = new Addition
{
Left = new Addition {
Left = new Constant {
Value = 1
}, Right = new Constant {
Value = 2
}
},
Right = new Addition {
Left = new Constant {
Value = 3
}, Right = new Constant {
Value = 4
}
}
};
var result = ExpressionCloner.Clone(underTest);
result.ShouldBeEquivalentTo(underTest, cfg => cfg.Excluding(e => e.Children));
}
public IExpression Simplify(IExpression input)
{
mResult = ExpressionCloner.Clone(input);
Traverse(mResult);
return(mResult);
}
public IExpression Simplify(IExpression input)
{
mExpression = ExpressionCloner.Clone(input);
mExpression.Accept(this);
return(mExpression);
}
protected void UseAsResult(IExpression expression) => mResult = ExpressionCloner.Clone(expression);
public static Expression Clone(this Expression expression)
{
var cloner = new ExpressionCloner();
return(cloner.Visit(expression));
}
